求翻译：当日下午，团和平区委联合东北大学信息学院，组织20余名志愿者们为长白中学的100余名农民工子女进行了课程讲解，素质拓展，体育训练等多种活动，从学业指导、心理辅导、安全教育、爱心捐助以及应变能力和组织能力的提高等，与农民工子女亲密接触，建立深厚友谊。是什么意思？

In the afternoon, the joint mission of peace District Northeastern University School of Information, organization and more than 20 volunteers for the Changbai more than 100 secondary schools for children of migrant workers to explain the course, quality development, sports training and other activit

In the afternoon, in the Northeastern University School of informatics Dehai peace organizations, more than 20 volunteers who had Changbai secondary schools for children of migrant workers 100 courses were taught, sports training, quality enhancement, and other kinds of activities, from academic gui

Same day in the afternoon, the group peaceful district party committee unites the northeast University information institute, organized 20 volunteers to carry on the curriculum explanation for the long white middle school's 100 peasant laborer children, the quality development, the athletictraining

That afternoon, a zone of authority combined with dongbeidaxue School of information science, Changbai secondary school organization over more than 20 volunteers over more than 100 courses about children, quality development, a variety of activities such as sports training, academic guidance, psycho

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